A résolu


Return the 3n+1 sequence for n
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

environ 5 ans il y a

A résolu


Dimensions of a rectangle
The longer side of a rectangle is three times the length of the shorter side. If the length of the diagonal is x, find the width...

environ 5 ans il y a

A résolu


Is this triangle right-angled?
Given any three positive numbers a, b, c, return true if the triangle with sides a, b and c is right-angled. Otherwise, return f...

environ 5 ans il y a

A résolu


Area of an equilateral triangle
Calculate the area of an equilateral triangle of side x. <<https://i.imgur.com/jlZDHhq.png>> Image courtesy of <http://up...

environ 5 ans il y a

A résolu


Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.

environ 5 ans il y a

A résolu


Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...

environ 5 ans il y a

A résolu


Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

environ 5 ans il y a

A résolu


Create a vector
Create a vector from 0 to n by intervals of 2.

environ 5 ans il y a

A résolu


Evaluating a polynomial
Given the following polynomial and the value for x, determine y. y = 3x^5 – x^3 + 8x – 3 Example x = 1 y = 3 - 1 +...

environ 5 ans il y a

A résolu


length of a vector
Find twice the length of a given vector.

environ 5 ans il y a

A résolu


Scrabble Scores
Given a word, determine its score in <http://en.wikipedia.org/wiki/Scrabble Scrabble>. The input string will always be provi...

environ 5 ans il y a

A résolu


Simple equation: Annual salary
Given an hourly wage, compute an annual salary by multiplying the wage times 40 and times 50, because salary = wage x 40 hours/w...

environ 5 ans il y a

A résolu


Find the minimum element of the matrix
Example: If x = [3 9; 5 2] then y = 2

environ 5 ans il y a

A résolu


Switch matrix to a column vector
for e.g. x = [1 2 3 4] y = 1 3 2 4

environ 5 ans il y a

A résolu


Multiples of a Number in a Given Range
Given an integer factor _f_ and a range defined by _xlow_ and _xhigh_ inclusive, return a vector of the multiples of _f_ that fa...

environ 5 ans il y a

A résolu


Find MPG of Lightest Cars
The file |cars.mat| contains a table named |cars| with variables |Model|, |MPG|, |Horsepower|, |Weight|, and |Acceleration| for ...

environ 5 ans il y a

A résolu


Change the first and last diagonal element of the identity matrix to zero
Starting with the identity matrix, change first and last diagonal element to zero. Example If n=5 A = 0 0 ...

environ 5 ans il y a

A résolu


Convert given decimal number to binary number.
Convert given decimal number to binary number. Example x=10, then answer must be 1010.

environ 5 ans il y a

A résolu


Binary numbers
Given a positive, scalar integer n, create a (2^n)-by-n double-precision matrix containing the binary numbers from 0 through 2^n...

environ 5 ans il y a

A résolu


radius of a spherical planet
You just measured its surface area, that is the input.

environ 5 ans il y a

A résolu


Swap two numbers
Example Input: a = 10 b = 20 Output a = 20 b = 10

environ 5 ans il y a

A résolu


Replace multiples of 5 with NaN
It is required to replace all values in a vector that are multiples of 5 with NaN. Example: input: x = [1 2 5 12 10 7] ...

environ 5 ans il y a

A résolu


Count up then down
Create a function that produces counting up from 0 up to n then down to 0 n=2 --> 0 1 2 1 0 n=3 --> ...

environ 5 ans il y a

A résolu


Remove the positive integers.
Given array,x, remove all the positive numbers and display ouput as y. Example x=[1 -2 3 -4] , output is y=[-2 -4].

environ 5 ans il y a

A résolu


Find out value of sine given by degree.
Find out value of sine given by degree. If theta=30, it's value must be 0.5.

environ 5 ans il y a

A résolu


Matlab Basics - Logical Tests I
Write a script to test whether a year number is for a leap year or not. eg. x = 1884 output = 1 eg. x = 3 output = 0

environ 5 ans il y a

A résolu


Basics: 'Find the eigenvalues of given matrix
Find the eigenvalues y for a given matrix x.

environ 5 ans il y a

A résolu


Replace Vector Elements
Replace all elements in a vector which are equal to or smaller than zero with 0.1. Example: A = [1 2 3 -1 0 2 -3 -80]; ...

environ 5 ans il y a

A résolu


Volume of a box
Given a box with a length a, width b, and height c. Solve the volume of the box.

environ 5 ans il y a

A résolu


Negative Infinity
Round the given array a towards negative infinity.

environ 5 ans il y a

Charger plus